6564704555011 has 2 divisors, whose sum is σ = 6564704555012. Its totient is φ = 6564704555010.

The previous prime is 6564704554957. The next prime is 6564704555113. The reversal of 6564704555011 is 1105554074656.

6564704555011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6564704555011 - 2¹⁷ = 6564704423939 is a prime.

It is not a weakly prime, because it can be changed into another prime (6564704559011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282352277505 + 3282352277506.

It is an arithmetic number, because the mean of its divisors is an integer number (3282352277506).

Almost surely, 2^{6564704555011} is an apocalyptic number.

6564704555011 is a deficient number, since it is larger than the sum of its proper divisors (1).

6564704555011 is an equidigital number, since it uses as much as digits as its factorization.

6564704555011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520000, while the sum is 49.

The spelling of 6564704555011 in words is "six trillion, five hundred sixty-four billion, seven hundred four million, five hundred fifty-five thousand, eleven".